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Detroit DD13 EPA07 (2007-09) Fault Code: SPN 84 FMI 8 (CPC) Vehicle Speed Sensor Anti-Tamper Detection Via Antilock Brake System Message Missing

NOTE: This fault code indicates a missing message from the antilock brake system (ABS) module.

NOTE: If there are any battery related faults, repair those first.

PROBABLE CAUSES:1. Vehicle speed sensor.2. Wiring between vehicle speed sensor and ECM.3. Engine ECM has recently been reprogrammed improperly.

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 84 FMI 6 (CPC) Vehicle Speed Sensor Anti-Tamper Detection via Antilock Brake System Vehicle Speed Comparison
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 84 FMI 4 (CPC) Vehicle Speed Sensor Circuit Failed Low
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 84 FMI 3 (CPC) Vehicle Speed Sensor Open Circuit
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 84 FMI 2 (CPC) J1939 Wheel-Based Vehicle Speed Signal from Source #1 is Erratic
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 84 FMI 0 (CPC) Vehicle Speed Above Programmable Threshold 1 While Driving
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 70 FMI 19 (CPC) Park Brake Switch Signal from Source #1, #2, or #3 is Erratic